[Geometrinae- Emeralds]
[Geometrine Species]
[Geometrinae - Identifying Marks]
[Immature Stages]
[Seasonal Polyphenism]
[Other Geometrid Subfamilies]
[Related Links]


Friends' Central School Lepidoptera Research

Nemoria lixaria, summer form, reared ex ovum. Parent female collected Pocomoke River State Park, Worcester Co., MD

Cyclophora pendulinaria, reared ex larva, larva
collected from Comptonia peregrina, W. Swanzey,
Chester Co., NH; 21 August 2006.
Taxonomy--Subgroups in the Geometridae

North American Lepidoptera are divided among 62 taxonomic families according to Hodges Checklist of the Lepidoptera of America North of Mexico. Of these 62 families, the Geometridae, with over 1,400 species in the United States and Canada, represent the second largest family of Lepidoptera. The Geometridae are well known as "inchworm moths" for their distinctive larval form.

US and Canadian Geometridae are further divided among 6 sub-families, the Alsophilinae, Archiearinae, Oenochrominae, Ennominae, Geometrinae, Sterrhinae, and Larentiinae.



Friends' Central Science

2008 Expedition

2010 Expedition

2013 Expedition

Friends' Central Summer Science Institute reports and images from recent collecting expeditions to New Mexico, Arizona, Texas, and Utah.


Geometra sponsaria, Hokkaido, Japan       02 August 1953. Collection of AMNH.








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